Federal officials have cleared a major production milestone for the newest variant of the ...

The bomb's development is part of a wider strategy to find more effective means to attack targets buried deep underground, according to the NNSA.

The National Nuclear Security Administration (NNSA) said it completed ‘Diamond stamping’ of the new B61-13 nuclear bomb, meaning it has met all the requirements of the rigorous certification process.

The United States National Nuclear Security Administration has completed, three months ahead of schedule, the certification of components planned for production of the B61-13 gravity bomb during the ...

The National Nuclear Security Administration announced this week that the first B61-13 bombs had completed “diamond stamping,” the stringent quality control process for US nuclear weapons. Just over a ...

OAK RIDGE, Tenn. — The Y-12 National Security Complex completed the certification for its newest canned subassemblies (CSA), a crucial component of the powerful B61-13 nuclear gravity bomb, the U.S.